/Engine/Source/Runtime/Slate/Public/Widgets/Input/STextEntryPopup.h
Simple text entry popup, usually used within a MenuStack
class STextEntryPopup : public [SCompoundWidget](API\Runtime\SlateCore\Widgets\SCompoundWidget)
TSharedPtr<SVe...
Box
Allows for inserting additional widgets that extend the functionality of the Popup
TSharedPtr< cla...
ErrorReporting
SomeWidget used for error reporting